<script setup>
import GoodsItem from '@/views/Home/components/GoodsItem.vue';
import {  useRoute } from 'vue-router';
import {subCategory} from '@/api/subCategory.ts'
import {onMounted,ref,watch} from 'vue'
import {getSubCategoryAPI} from '@/api/category'
const route = useRoute();
const subCategoryData = ref([])
const getsubCategory = async ()=>{
  const res = await subCategory(route.params.id)
  subCategoryData.value = res.data.result
  //console.log(res)
}
onMounted(()=>{
  getsubCategory()
})
let sortField = ref('')
// 获取基础列表数据渲染
const goodList = ref([])
const reqData = ref({
  categoryId: route.params.id,
  page: 1,
  pageSize: 20,
  sortField: sortField.value ? sortField.value:'publishTime'
})
  
const getGoodList = async () => {
  const res = await getSubCategoryAPI(reqData.value)
  //console.log(res)
  goodList.value = goodList.value.concat(res.data.result.items)
}
onMounted(() => getGoodList())
watch(sortField,(newValue)=>{
  console.log(newValue)
},{
  deep:true
}) 
//更新排序
function tabChange(){
  reqData.value.page = 1
  reqData.value.sortField = sortField
  getGoodList()
}
//无限滚动
function load(){
  reqData.value.page +=1
  getGoodList()
}
</script>

<template>
  <div class="container ">
    <!-- 面包屑 -->
    <div class="bread-container">
      <el-breadcrumb separator=">">
        <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item :to="{ path: `/category/${subCategoryData.parentId}` }">{{ subCategoryData.parentName }}
        </el-breadcrumb-item>
        <el-breadcrumb-item> {{ subCategoryData.name }} </el-breadcrumb-item>
      </el-breadcrumb>
    </div>
    <div class="sub-container">
      <el-tabs @tab-change="tabChange" v-model="sortField">
        <el-tab-pane label="最新商品" name="publishTime" ></el-tab-pane>
        <el-tab-pane label="最高人气" name="orderNum" ></el-tab-pane>
        <el-tab-pane label="评论最多" name="evaluateNum" ></el-tab-pane>
      </el-tabs>
      <div class="body container" >
         <!-- 商品列表-->
        <GoodsItem :goods = goodList  v-infinite-scroll="load"/>
      </div>
    </div>
  </div>

</template>



<style lang="scss" scoped>
.bread-container {
  padding: 25px 0;
  color: #666;
}

.sub-container {
  padding: 20px 10px;
  background-color: #fff;

  .body {
    display: flex;
    flex-wrap: wrap;
    padding: 0 10px;
  }

  .goods-item {
    display: block;
    width: 220px;
    margin-right: 20px;
    padding: 20px 30px;
    text-align: center;

    img {
      width: 160px;
      height: 160px;
    }

    p {
      padding-top: 10px;
    }

    .name {
      font-size: 16px;
    }

    .desc {
      color: #999;
      height: 29px;
    }

    .price {
      color: $priceColor;
      font-size: 20px;
    }
  }

  .pagination-container {
    margin-top: 20px;
    display: flex;
    justify-content: center;
  }


}
</style>